Stay updated with real-time air quality in North Union Township, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
31
Good
North Union Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.26 μg/m³
0
55
155
255
425
605+
32.53 ppb
0
55
71
86
201
201+
1.08 ppb
0
36
76
186
605
1005+
7.58 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Union Township, Pennsylvania
North Union Township, Pennsylvania
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AQI 31
Good
3.28μg/m³
PM2.5
14.26μg/m³
PM10
32.53ppb
O3
1.08ppb
SO2
7.58ppb
NO2
0.18ppm
CO
AQI 28
Good
3.06μg/m³
PM2.5
12.38μg/m³
PM10
30.47ppb
O3
1.09ppb
SO2
7.71ppb
NO2
0.18ppm
CO
AQI 29
Good
3.63μg/m³
PM2.5
16.85μg/m³
PM10
31.00ppb
O3
1.09ppb
SO2
7.02ppb
NO2
0.18ppm
CO
AQI 22
Good
3.64μg/m³
PM2.5
15.88μg/m³
PM10
24.44ppb
O3
1.12ppb
SO2
8.06ppb
NO2
0.16ppm
CO
AQI 28
Good
3.73μg/m³
PM2.5
16.40μg/m³
PM10
29.54ppb
O3
1.11ppb
SO2
7.33ppb
NO2
0.18ppm
CO
AQI 23
Good
3.71μg/m³
PM2.5
16.50μg/m³
PM10
24.80ppb
O3
1.11ppb
SO2
8.29ppb
NO2
0.16ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for North Union Township, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in North Union Township, Pennsylvania was at its worst at 02:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in North Union Township, Pennsylvania was observed at 04:00:00 on 2026-01-23.
As of now, the AQI in North Union Township, Pennsylvania is 31, indicating Good conditions.
North Union Township, Pennsylvania air has the highest levels of O3.
Poor air quality in North Union Township, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Union Township, Pennsylvania are currently 3.282 μg/m3.
The PM10 concentration in North Union Township, Pennsylvania is 14.26 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Union Township, Pennsylvania is 0.179 ppm.
Currently, North Union Township, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.077 ppb.
The current ozone (O3) level in North Union Township, Pennsylvania at the moment is 32.529 ppm.
Nitrogen dioxide (NO2) level in North Union Township, Pennsylvania at the moment is 7.581 ppb.
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